The Enclosure,electromagnetic Shield, cataloged under National Stock Number 4940-00-554-9859, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Ace Shielded Products Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4940-00-554-9859 |
| Primary Part Number | 42H3 |
| Item Name | Enclosure,electromagnetic Shield |
| FSC / FSG | 4940 / 49 — No Item Name Available |
| Manufacturer | Ace Shielded Products Corp |
| Status | ACTIVE |
| General Characteristics Item Description | MIN OF 100DB ATTENUATION TO ELECTROMAGNETIC FIELDS WITHIN 100KC TO 1000 MC; POWER LINE FILTERS; COPPER SHIELDING; WOOD FRAMEWORK; OVER-ALL DIM.,10 FT 2 IN. LG,6 FT 8 IN. W,8 FT H IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 42H3 | Ace Shielded Products Corp (USA) |
NSN 4940-00-554-9859 is a Enclosure,electromagnetic Shield, manufactured by Ace Shielded Products Corp, classified under FSC 4940 (No Item Name Available). Status: active.
NSN 4940-00-554-9859 has 1 cross-referenced part number: 42H3 (Ace Shielded Products Corp).
There is 1 known substitute for 4940-00-554-9859: 4940-00-542-0002. Verify interchangeability with system specifications before substitution.
Key specifications for 42H3: General Characteristics Item Description: MIN OF 100DB ATTENUATION TO ELECTROMAGNETIC FIELDS WITHIN 100KC TO 1000 MC; POWER LINE FILTERS; COPPER SHIELDING; WOOD FRAMEWORK; OVER-ALL DIM.,10 FT 2 IN. LG,6 FT 8 IN. W,8 FT H IN. 1 total characteristics are documented in the Federal Logistics Information System.